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Katrina is interested in studying the relationship between attention deficit disorder and behavioural problems in schoolchildren,but she believes that the students' socioeconomic statuses may affect her results.She studies two groups of children through an intervention treatment and makes sure that all children in both groups are from homes with the same level of income.What technique does Katrina use in this study?
Remote Sensing
Remote sensing is the acquisition of information about an object or phenomenon without making physical contact with it, typically used in satellite or aerial imagery analysis.
Ecological Interdependence
The intricate and interconnected relationship among different organisms and their environment, emphasizing how species depend on each other for survival.
Energy Flow
The transfer of energy through a food web or ecosystem, beginning with producers and moving up to consumers and decomposers.
Communities
Groups of interacting organisms sharing a defined habitat or area.
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